Tomentous Longhorned Beetle silhouette

Silhouette: C. Camilo Julián-Caballero · PhyloPic

Tomentous Longhorned Beetle

Eupogonius tomentosus

Daily sighting probability <5% · Rare
at Washington

In 3 days ~10%

6 Verified sightings at Washington
June Best month

About the Tomentous Longhorned Beetle

Eupogonius tomentosus is a species of beetle in the family Cerambycidae. It was described by Haldeman in 1847. The species has not yet been ranked by conservation status. Eupogonius tomentosus lives in Canada and the US, with the exception of Hawaii and Alaska. Wikipedia →

Global Distribution

Parks Where Found

# Park Country Daily sighting probability

More parks will be added in future updates.

Cities Where Found

# City Country Daily sighting probability
1 Washington 🇺🇸 United States
<5%

Before you go

What are the chances of seeing a Tomentous Longhorned Beetle in Washington?

Rare

Under 5% of wildlife watchers report a Tomentous Longhorned Beetle sighting in Washington on a given day, based on 6 verified sightings from GBIF citizen-science data. It is the 1533rd most-seen of the 1807 insects we can rate there. Over three days the chance rises to about 10%, if each day is a fresh chance.

When is the best time to see a Tomentous Longhorned Beetle in Washington?

Any time of year

In every month with enough records, under 5% of wildlife watchers report a Tomentous Longhorned Beetle in Washington on a given day, so our monthly data shows no clear season.

Where else can you see a Tomentous Longhorned Beetle?

Only Washington, in our data

Washington is the only city on Wallace's Line with enough records to rate Tomentous Longhorned Beetle sightings: under 5% of wildlife watchers there report one on a given day.

Which relatives of the Tomentous Longhorned Beetle live in Washington?

Same family: Cerambycidae

The closest relatives of the Tomentous Longhorned Beetle that you can see in Washington (family Cerambycidae, Longhorn Beetles) are Red Milkweed Beetle (about 10%) and Locust Borer (about 10%), with each one's daily chance of a sighting.

Where does the Tomentous Longhorned Beetle sighting chance come from?

GBIF citizen-science records

It is estimated from how often the Tomentous Longhorned Beetle is recorded against all the insects logged in Washington (6 verified sightings), calibrated against known sighting rates. Figures are rounded to the nearest 10% because citizen-science data supports honest approximations, not decimals, and months with records from fewer than five people show "—". How it works.

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